Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Whistle with light emitting device

a light-emitting device and whistle technology, applied in the field of whistle, can solve the problems of the pepper gas spray itself and the stun gun being dangerous for children

Active Publication Date: 2005-03-31
WANG LO PIN
View PDF7 Cites 12 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The stun gun and the pepper gas spray themselves are dangerous for children.
The conventional whistle only has function of making noise that might be not keep him or her from danger and the one he who hear the noise of the whistle might have problem to identify the location at a dark place.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Whistle with light emitting device
  • Whistle with light emitting device
  • Whistle with light emitting device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0009] As shown in FIG. 1 and FIG. 2, a whistle 20 of the preferred embodiment of the present invention comprises:

[0010] A whistle member 20 has a mouthpiece 21 at a front thereof, a chamber 22 therein, a passage 211 in the mouthpiece 21 and communicated with the chamber 22, an outlet 221 on a sidewall of the chamber 22 and a ball received in the chamber 22. The chamber 22 is open at opposite lateral sides and at the left open of which is an annular rib at a periphery thereof to form a recess 23 therewithin. A tube 231 is provided on the whistle member 20 having an end communicated with the recess 23. The whistle member 20 is provided with a hanger 232 at a rear thereof, wherein the hanger 232 has opposite ends connected with the rear of the whistle member 20 and the tube 231. Between the hanger 232 and the whistle member 20 is an opening for tying a rope (not shown). A round board is provided at the right open of the chamber 22 to seal it and a cover 25 is detachably provided on t...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

A whistle has a whistle member having a mouthpiece at a front thereof, a chamber therein, a passage communicated with the chamber, and an outlet at a sidewall of the chamber, and a light emitting device provided on the whistle member, which has a lamp, a battery and a switch device, wherein the lamp is conducted with the battery and the switch is provided at between the lamp and the battery to turn the lamp on or off.

Description

BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to a whistle, and more particularly to a whistle with a light emitting device. [0003] 2. Description of the Related Art [0004] Women or children usually carry devices for self-deference, such as whistle, stun gun or pepper gas spray and so on. All of them have function of deference or call for help. The stun gun and the pepper gas spray themselves are dangerous for children. The whistle is the most popular device for both women and children to call for help or to scare the bad guy off while emergency. The conventional whistle only has function of making noise that might be not keep him or her from danger and the one he who hear the noise of the whistle might have problem to identify the location at a dark place. SUMMARY OF THE INVENTION [0005] The primary objective of the present invention is to provide a whistle, which has functions of making noise and emitting light while he / she is in...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): G10K5/00
CPCG10K5/00
Inventor WANG, LO-PIN
Owner WANG LO PIN
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com